This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: The Sun subtends an angle of 0.00928 radians at the surface of the earth. Its distance from Earth is ... (Read 86 times)

notis

  • Hero Member
  • *****
  • Posts: 596
on: Jul 29, 2018
The Sun subtends an angle of 0.00928 radians at the surface of the earth. Its distance from Earth is 1.50 x 1011 m. What is the diameter of the Sun?
 
  What will be an ideal response?

Question 2

Two point charges q1 = 4.0 C and q2 = -8.0 C are placed along the x-axis at x1 = 0 m and x2 = 0.20 m, respectively. What is the electric potential energy of this system of charges?
 
  A) +1.4 J
  B) -1.4 J
  C) -32 J
  D) 4.0 J
  E) -4.0 J


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

xMRAZ

  • Sr. Member
  • ****
  • Posts: 363
Reply #1 on: Jul 29, 2018
Answer to Question 1

1.39  109 m

Answer to Question 2

B


notis

  • Member
  • Posts: 596
Reply 2 on: Jul 29, 2018
Gracias!

nguyenhoanhat

  • Member
  • Posts: 332
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.

Did you know?

A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.

Did you know?

The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

Did you know?

The average person is easily confused by the terms pharmaceutics and pharmacology, thinking they are one and the same. Whereas pharmaceutics is the science of preparing and dispensing drugs (otherwise known as the science of pharmacy), pharmacology is the study of medications.

Did you know?

Vaccines prevent between 2.5 and 4 million deaths every year.

lower surface of Arabidopsis thaliana leaf, showing a trichome lower surface of Arabidopsis thaliana leaf, showing a trichome
Landmarks in the evolution of life on Earth Landmarks in the evolution of life on Earth
Earth Affects People; People Change Earth Earth Affects People; People Change Earth
View of the bottom surface of the human brain. View of the bottom surface of the human brain.
Taste receptors, taste buds, and papillae on the surface of the tongue. Two sizes of papillae are ... Taste receptors, taste buds, and papillae on the surface of the tongue. Two sizes of papillae are ...
IgM only, then IgD and IgM on the surface of a B cell. IgM only, then IgD and IgM on the surface of a B cell.
Video: Bone Healing Animation

For a complete list of videos, visit our video library